// Copyright (c) 2016 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

package awscloud

import (
	"github.com/aws/aws-sdk-go/aws/credentials"
)

// CredProvider is an implementation of
// aws credentials.Provider interface
type CredProvider struct {
	accessKeyID string
	secretKey   string
}

const providerName = "cherami"

// NewCredProvider returns an implementation of
// aws credentials.Provider. The returned object
// stores the credentials in memory and does not
// support key rotation.
func NewCredProvider(accessKeyID string, secretKey string) credentials.Provider {
	return &CredProvider{
		accessKeyID: accessKeyID,
		secretKey:   secretKey,
	}
}

// Retrieve returns the credentials stored
func (p *CredProvider) Retrieve() (credentials.Value, error) {
	var value credentials.Value
	value.AccessKeyID = p.accessKeyID
	value.SecretAccessKey = p.secretKey
	value.ProviderName = providerName
	return value, nil
}

// IsExpired returns true if the credentials
// are expired. Always returns false
func (p *CredProvider) IsExpired() bool {
	return false
}
